Zwei neue Features:
[kivitendo-erp.git] / bin / mozilla / ar.pl
index 482ac64..88a9b97 100644 (file)
 #
 #======================================================================
 
+use POSIX qw(strftime);
+use List::Util qw(sum);
+
 use SL::AR;
+use SL::FU;
 use SL::IS;
 use SL::PE;
-use Data::Dumper;
+use SL::ReportGenerator;
+
+# use strict;
+#use warnings;
 
-require "$form->{path}/arap.pl";
+# imports
+our ($cgi, $form, $lxdebug, $locale, %myconfig);
+
+require "bin/mozilla/arap.pl";
 require "bin/mozilla/common.pl";
 require "bin/mozilla/drafts.pl";
+require "bin/mozilla/reportgenerator.pl";
 
 1;
 
@@ -75,6 +86,8 @@ require "bin/mozilla/drafts.pl";
 sub add {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
   return $lxdebug->leave_sub() if (load_draft_maybe());
 
   # saving the history
@@ -86,9 +99,7 @@ sub add {
   # /saving the history 
   
   $form->{title}    = "Add";
-  $form->{callback} =
-    "$form->{script}?action=add&path=$form->{path}&login=$form->{login}&password=$form->{password}"
-    unless $form->{callback};
+  $form->{callback} = "ar.pl?action=add" unless $form->{callback};
 
   AR->get_transdate(\%myconfig, $form);
   $form->{initial_transdate} = $form->{transdate};
@@ -100,6 +111,9 @@ sub add {
 
 sub edit {
   $lxdebug->enter_sub();
+
+  $auth->assert('general_ledger');
+
   # show history button
   $form->{javascript} = qq|<script type="text/javascript" src="js/show_history.js"></script>|;
   #/show hhistory button
@@ -115,6 +129,8 @@ sub edit {
 sub display_form {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
   &form_header;
   &form_footer;
 
@@ -124,6 +140,10 @@ sub display_form {
 sub create_links {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
+  my ($duedate, $taxincluded, @curr);
+
   $form->create_links("AR", \%myconfig, "customer");
   $duedate = $form->{duedate};
 
@@ -177,112 +197,7 @@ sub create_links {
   # build the popup menus
   $form->{taxincluded} = ($form->{id}) ? $form->{taxincluded} : "checked";
 
-  # forex
-  $form->{forex} = $form->{exchangerate};
-  $exchangerate = ($form->{exchangerate}) ? $form->{exchangerate} : 1;
-  foreach $key (keys %{ $form->{AR_links} }) {
-    # if there is a value we have an old entry
-    my $j = 0;
-    my $k = 0;
-
-    for $i (1 .. scalar @{ $form->{acc_trans}{$key} }) {
-      if ($key eq "AR_paid") {
-        $j++;
-        $form->{"AR_paid_$j"} = $form->{acc_trans}{$key}->[$i-1]->{accno};
-
-        # reverse paid
-        $form->{"paid_$j"} = $form->{acc_trans}{$key}->[$i - 1]->{amount} * -1;
-        $form->{"datepaid_$j"} =
-          $form->{acc_trans}{$key}->[$i - 1]->{transdate};
-        $form->{"source_$j"} = $form->{acc_trans}{$key}->[$i - 1]->{source};
-        $form->{"memo_$j"}   = $form->{acc_trans}{$key}->[$i - 1]->{memo};
-
-        $form->{"forex_$j"} = $form->{"exchangerate_$i"} =
-          $form->{acc_trans}{$key}->[$i - 1]->{exchangerate};
-        $form->{"paid_project_id_$j"} = $form->{acc_trans}{$key}->[$i - 1]->{project_id};
-        $form->{paidaccounts}++;
-
-      } else {
-
-        $akey = $key;
-        $akey =~ s/AR_//;
-
-        if ($key eq "AR_tax" || $key eq "AP_tax") {
-          $form->{"${key}_$form->{acc_trans}{$key}->[$i-1]->{accno}"} =
-            "$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}";
-          $form->{"${akey}_$form->{acc_trans}{$key}->[$i-1]->{accno}"} =
-            $form->round_amount(
-                  $form->{acc_trans}{$key}->[$i - 1]->{amount} / $exchangerate,
-                  2);
-
-          if ($form->{"$form->{acc_trans}{$key}->[$i-1]->{accno}_rate"} > 0) {
-            $totaltax +=
-              $form->{"${akey}_$form->{acc_trans}{$key}->[$i-1]->{accno}"};
-            $taxrate +=
-              $form->{"$form->{acc_trans}{$key}->[$i-1]->{accno}_rate"};
-          } else {
-            $totalwithholding +=
-              $form->{"${akey}_$form->{acc_trans}{$key}->[$i-1]->{accno}"};
-            $withholdingrate +=
-              $form->{"$form->{acc_trans}{$key}->[$i-1]->{accno}_rate"};
-          }
-          $index = $form->{acc_trans}{$key}->[$i - 1]->{index};
-          $form->{"tax_$index"} = $form->{acc_trans}{$key}->[$i - 1]->{amount};
-          $totaltax += $form->{"tax_$index"};
-
-        } else {
-          $k++;
-          $form->{"${akey}_$k"} =
-            $form->round_amount(
-                  $form->{acc_trans}{$key}->[$i - 1]->{amount} / $exchangerate,
-                  2);
-          if ($akey eq 'amount') {
-            $form->{rowcount}++;
-            $totalamount += $form->{"${akey}_$i"};
-
-            $form->{"oldprojectnumber_$k"} = $form->{"projectnumber_$k"} =
-              "$form->{acc_trans}{$key}->[$i-1]->{projectnumber}";
-            $form->{taxrate} = $form->{acc_trans}{$key}->[$i - 1]->{rate};
-            $form->{"project_id_$k"} =
-              "$form->{acc_trans}{$key}->[$i-1]->{project_id}";
-          }
-          $form->{"${key}_$i"} =
-            "$form->{acc_trans}{$key}->[$i-1]->{accno}--$form->{acc_trans}{$key}->[$i-1]->{description}";
-
-          if ($akey eq "AR") {
-            $form->{ARselected} = $form->{acc_trans}{$key}->[$i-1]->{accno};
-
-          } elsif ($akey eq "amount") {
-            $form->{"${key}_$k"} = $form->{acc_trans}{$key}->[$i-1]->{accno} .
-              "--" . $form->{acc_trans}{$key}->[$i-1]->{id};
-            $form->{"taxchart_$k"} = $form->{acc_trans}{$key}->[$i-1]->{id} .
-              "--" . $form->{acc_trans}{$key}->[$i-1]->{rate};
-          }
-        }
-      }
-    }
-  }
-
-  $form->{taxincluded}  = $taxincluded if ($form->{id});
-  $form->{paidaccounts} = 1            if not defined $form->{paidaccounts};
-
-  if ($form->{taxincluded} && $form->{taxrate} && $totalamount) {
-
-    # add tax to amounts and invtotal
-    for $i (1 .. $form->{rowcount}) {
-      $taxamount =
-        ($totaltax + $totalwithholding) * $form->{"amount_$i"} / $totalamount;
-      $tax = $form->round_amount($taxamount, 2);
-      $diff                += ($taxamount - $tax);
-      $form->{"amount_$i"} += $form->{"tax_$i"};
-    }
-    $form->{amount_1} += $form->round_amount($diff, 2);
-  }
-
-  $taxamount = $form->round_amount($taxamount, 2);
-  $form->{tax} = $taxamount;
-
-  $form->{invtotal} = $totalamount + $totaltax;
+  AR->setup_form($form);
 
   $form->{locked} =
     ($form->datetonum($form->{transdate}, \%myconfig) <=
@@ -294,6 +209,15 @@ sub create_links {
 sub form_header {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
+  my ($title, $readonly, $exchangerate, $rows);
+  my ($taxincluded, $notes, $department, $customer, $employee, $amount, $project);
+  my ($jsscript, $button1, $button2, $onload);
+  my ($selectAR_amount, $selectAR_paid, $korrektur_checked, $ARselected, $tax);
+  my (@column_index, %column_data);
+
+
   $title = $form->{title};
   $form->{title} = $locale->text("$title Accounts Receivables Transaction");
 
@@ -331,16 +255,28 @@ sub form_header {
   $readonly = ($form->{radier}) ? "" : $readonly;
 
   # set option selected
-  foreach $item (qw(customer currency department employee)) {
+  foreach my $item (qw(customer currency department employee)) {
     $form->{"select$item"} =~ s/ selected//;
     $form->{"select$item"} =~
       s/option>\Q$form->{$item}\E/option selected>$form->{$item}/;
   }
 
+  $form->{exchangerate} = $exchangerate
+    if (
+        $form->{forex} = (
+                     $exchangerate =
+                       $form->check_exchangerate(
+                       \%myconfig, $form->{currency}, $form->{transdate}, 'buy'
+                       )));
+
   # format amounts
   $form->{exchangerate} =
     $form->format_amount(\%myconfig, $form->{exchangerate});
 
+  if ($form->{exchangerate} == 0) {
+    $form->{exchangerate} = "";
+  }
+
   $form->{creditlimit} =
     $form->format_amount(\%myconfig, $form->{creditlimit}, 0, "0");
   $form->{creditremaining} =
@@ -385,13 +321,10 @@ sub form_header {
              </tr>
 | if $form->{selectdepartment};
 
-  $n = ($form->{creditremaining} =~ /-/) ? "0" : "1";
+  my $n = ($form->{creditremaining} =~ /-/) ? "0" : "1";
 
-  $customer =
-    ($form->{selectcustomer})
-    ? qq|<select name="customer"
-onchange="document.getElementById('update_button').click();">$form->{
-selectcustomer}</select>|
+  $customer = ($form->{selectcustomer}) 
+    ? qq|<select name="customer" onchange="document.getElementById('update_button').click();">$form->{selectcustomer}</select>| 
     : qq|<input name=customer value="$form->{customer}" size=35>|;
 
   $employee = qq|
@@ -471,7 +404,7 @@ selectcustomer}</select>|
   $form->{fokus} = "arledger.customer";
 
   # use JavaScript Calendar or not
-  $form->{jsscript} = $jscalendar;
+  $form->{jsscript} = 1;
   $jsscript = "";
   if ($form->{jsscript}) {
 
@@ -500,6 +433,15 @@ selectcustomer}</select>|
       qq|<td><input name=duedate id=duedate size=11 title="$myconfig{dateformat}" value="$form->{duedate}" onBlur=\"check_right_date_format(this)\"></td>|;
   }
 
+  my $follow_up_vc         =  $form->{customer};
+  $follow_up_vc            =~ s/--.*?//;
+  my $follow_up_trans_info =  "$form->{invnumber} ($follow_up_vc)";
+
+  $form->{javascript} .=
+    qq|<script type="text/javascript" src="js/common.js"></script>| .
+    qq|<script type="text/javascript" src="js/show_vc_details.js"></script>| .
+    qq|<script type="text/javascript" src="js/follow_up.js"></script>|;
+
   $form->header;
   $onload = qq|focus()|;
   $onload .= qq|;setupDateFormat('|. $myconfig{dateformat} .qq|', '|. $locale->text("Falsches Datumsformat!") .qq|')|;
@@ -514,6 +456,10 @@ selectcustomer}</select>|
 <input type=hidden name=closedto value=$form->{closedto}>
 <input type=hidden name=locked value=$form->{locked}>
 <input type=hidden name=title value="$title">
+<input type="hidden" name="follow_up_trans_id_1" value="| . H($form->{id}) . qq|">
+<input type="hidden" name="follow_up_trans_type_1" value="ar_transaction">
+<input type="hidden" name="follow_up_trans_info_1" value="| . H($follow_up_trans_info) . qq|">
+<input type="hidden" name="follow_up_rowcount" value="1">
 
 | . ($form->{saved_message} ? qq|<p>$form->{saved_message}</p>| : "") . qq|
 
@@ -530,7 +476,7 @@ selectcustomer}</select>|
            <table>
              <tr>
                <th align="right" nowrap>| . $locale->text('Customer') . qq|</th>
-               <td colspan=3>$customer</td>
+               <td colspan=3>$customer <input type="button" value="?" onclick="show_vc_details('customer')"></td>
                <input type=hidden name=selectcustomer value="$form->{selectcustomer}">
                <input type=hidden name=oldcustomer value="$form->{oldcustomer}">
                <input type=hidden name=customer_id value="$form->{customer_id}">
@@ -614,7 +560,7 @@ $jsscript
   $amount  = $locale->text('Amount');
   $project = $locale->text('Project');
 
-  for $i (1 .. $form->{rowcount}) {
+  for my $i (1 .. $form->{rowcount}) {
 
     # format amounts
     $form->{"amount_$i"} =
@@ -681,6 +627,7 @@ $jsscript
     $project = "";
   }
 
+  $form->{invtotal_unformatted} = $form->{invtotal};
   $form->{invtotal} = $form->format_amount(\%myconfig, $form->{invtotal}, 2);
 
   $ARselected =
@@ -752,9 +699,11 @@ $jsscript
         </tr>
 ";
 
-  my @triggers = ();
+  my @triggers  = ();
+  my $totalpaid = 0;
+
   $form->{paidaccounts}++ if ($form->{"paid_$form->{paidaccounts}"});
-  for $i (1 .. $form->{paidaccounts}) {
+  for my $i (1 .. $form->{paidaccounts}) {
     print "
         <tr>
 ";
@@ -766,6 +715,8 @@ $jsscript
                            '-labels' => \%AR_paid_labels,
                            '-default' => $form->{"AR_paid_$i"}));
 
+    $totalpaid += $form->{"paid_$i"};
+
     # format amounts
     if ($form->{"paid_$i"}) {
       $form->{"paid_$i"} =
@@ -774,6 +725,10 @@ $jsscript
     $form->{"exchangerate_$i"} =
       $form->format_amount(\%myconfig, $form->{"exchangerate_$i"});
 
+    if ($form->{"exchangerate_$i"} == 0) {
+      $form->{"exchangerate_$i"} = "";
+    }
+
     $exchangerate = qq|&nbsp;|;
     if ($form->{currency} ne $form->{defaultcurrency}) {
       if ($form->{"forex_$i"}) {
@@ -818,7 +773,22 @@ $jsscript
     push(@triggers, "datepaid_$i", "BL", "trigger_datepaid_$i");
   }
 
-  print $form->write_trigger(\%myconfig, scalar(@triggers) / 3, @triggers) .
+  my $paid_missing = $form->{invtotal_unformatted} - $totalpaid;
+
+  print qq|
+        <tr>
+          <td></td>
+          <td></td>
+          <td align="center">| . $locale->text('Total') . qq|</td>
+          <td align="center">| . H($form->format_amount(\%myconfig, $totalpaid, 2)) . qq|</td>
+        </tr>
+        <tr>
+          <td></td>
+          <td></td>
+          <td align="center">| . $locale->text('Missing amount') . qq|</td>
+          <td align="center">| . H($form->format_amount(\%myconfig, $paid_missing, 2)) . qq|</td>
+        </tr>
+| . $form->write_trigger(\%myconfig, scalar(@triggers) / 3, @triggers) .
     qq|
 <input type=hidden name=paidaccounts value=$form->{paidaccounts}>
 
@@ -837,15 +807,27 @@ $jsscript
 sub form_footer {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
+  my ($transdate, $closedto);
+
+  my $follow_ups_block;
+  if ($form->{id}) {
+    my $follow_ups = FU->follow_ups('trans_id' => $form->{id});
+
+    if (@{ $follow_ups} ) {
+      my $num_due       = sum map { $_->{due} * 1 } @{ $follow_ups };
+      $follow_ups_block = qq|<p>| . $locale->text("There are #1 unfinished follow-ups of which #2 are due.", scalar @{ $follow_ups }, $num_due) . qq|</p>|;
+    }
+  }
+
   print qq|
 
+$follow_ups_block
+
 <input name=gldate type=hidden value="| . Q($form->{gldate}) . qq|">
 
 <input name=callback type=hidden value="$form->{callback}">
-
-<input type=hidden name=path value=$form->{path}>
-<input type=hidden name=login value=$form->{login}>
-<input type=hidden name=password value=$form->{password}>
 |
 . $cgi->hidden('-name' => 'draft_id', '-default' => [$form->{draft_id}])
 . $cgi->hidden('-name' => 'draft_description', '-default' => [$form->{draft_description}])
@@ -866,52 +848,51 @@ sub form_footer {
   $transdate = $form->datetonum($form->{transdate}, \%myconfig);
   $closedto  = $form->datetonum($form->{closedto},  \%myconfig);
 
-  print qq|<input class="submit" type="submit" name="action" id="update_button" value="|
-    . $locale->text('Update') . qq|">
-|;
+  print qq|<input class="submit" type="submit" name="action" id="update_button" value="| . $locale->text('Update') . qq|">\n|;
+
+  # ToDO: - insert a global check for stornos, so that a storno is only possible a limited time after saving it
+  print qq| <input class=submit type=submit name=action value="| . $locale->text('Storno') . qq|"> |
+    if ($form->{id} && !IS->has_storno(\%myconfig, $form, 'ar') && !IS->is_storno(\%myconfig, $form, 'ar'));
+
   if ($form->{id}) {
     if ($form->{radier}) {
       print qq|
-          <input class=submit type=submit name=action value="|
-            . $locale->text('Post') . qq|">
-          <input class=submit type=submit name=action value="|
-            . $locale->text('Delete') . qq|">
-  |;
+        <input class=submit type=submit name=action value="| . $locale->text('Post') .            qq|">
+        <input class=submit type=submit name=action value="| . $locale->text('Delete') .          qq|"> |;
     }
     if ($transdate > $closedto) {
       print qq|
-  <input class=submit type=submit name=action value="|
-          . $locale->text('Use As Template') . qq|">
-  |;
+        <input class=submit type=submit name=action value="| . $locale->text('Use As Template') . qq|"> |;
     }
     print qq|
-  <input class=submit type=submit name=action value="|
-    . $locale->text('Post Payment') . qq|">
-  |;
+        <input class=submit type=submit name=action value="| . $locale->text('Post Payment') .    qq|">
+        <input type="button" class="submit" onclick="follow_up_window()" value="|
+      . $locale->text('Follow-Up')
+      . qq|"> |;
 
   } else {
     if ($transdate > $closedto) {
-      print qq|<input class=submit type=submit name=action value="|
-        . $locale->text('Post') . qq|"> | .
-        NTI($cgi->submit('-name' => 'action', '-value' => $locale->text('Save draft'),
-                         '-class' => 'submit'));
+      print qq| <input class=submit type=submit name=action value="| . $locale->text('Post') .     qq|"> | .
+        NTI($cgi->submit('-name' => 'action', '-value' => $locale->text('Save draft'), '-class' => 'submit'));
     }
   }
 
   if ($form->{menubar}) {
-    require "$form->{path}/menu.pl";
+    require "bin/mozilla/menu.pl";
     &menubar;
   }
   # button for saving history
   if($form->{id} ne "") {
-    print qq|
-         <input type=button class=submit onclick=set_history_window(|
-         . $form->{id} 
-         . qq|); name=history id=history value=|
-         . $locale->text('history') 
-         . qq|>|;
+    print qq| <input type=button class=submit onclick=set_history_window($form->{id}); name=history id=history value=| . $locale->text('history') . qq|> |;
   }
   # /button for saving history
+  # mark_as_paid button 
+  if($form->{id} ne "") {  
+    print qq|<input type="submit" class="submit" name="action" value="| 
+          . $locale->text('mark as paid') . qq|">|;
+  }
+  # /mark_as_paid button
+
   print "
 </form>
 
@@ -922,29 +903,42 @@ sub form_footer {
   $lxdebug->leave_sub();
 }
 
+sub mark_as_paid {
+  $lxdebug->enter_sub();
+
+  $auth->assert('general_ledger');
+
+  &mark_as_paid_common(\%myconfig,"ar");  
+
+  $lxdebug->leave_sub();
+}
+
 sub update {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
   my $display = shift;
 
+  my ($totaltax, $exchangerate, $totalpaid);
+
   $form->{invtotal} = 0;
 
   map { $form->{$_} = $form->parse_amount(\%myconfig, $form->{$_}) }
     qw(exchangerate creditlimit creditremaining);
 
-  @flds  = qw(amount AR_amount projectnumber oldprojectnumber project_id);
-  $count = 0;
-  @a     = ();
+  my @flds  = qw(amount AR_amount projectnumber oldprojectnumber project_id);
+  my $count = 0;
+  my @a     = ();
 
-  for $i (1 .. $form->{rowcount}) {
-    $form->{"amount_$i"} =
-      $form->parse_amount(\%myconfig, $form->{"amount_$i"});
+  for my $i (1 .. $form->{rowcount}) {
+    $form->{"amount_$i"} = $form->parse_amount(\%myconfig, $form->{"amount_$i"});
     $form->{"tax_$i"} = $form->parse_amount(\%myconfig, $form->{"tax_$i"});
     if ($form->{"amount_$i"}) {
       push @a, {};
-      $j = $#a;
+      my $j = $#a;
       if (!$form->{"korrektur_$i"}) {
-        ($taxkey, $rate) = split(/--/, $form->{"taxchart_$i"});
+        my ($taxkey, $rate) = split(/--/, $form->{"taxchart_$i"});
         if ($taxkey > 1) {
           if ($form->{taxincluded}) {
             $form->{"tax_$i"} = $form->{"amount_$i"} / ($rate + 1) * $rate;
@@ -976,14 +970,14 @@ sub update {
                        )));
 
   $form->{invdate} = $form->{transdate};
-  $save_AR = $form->{AR};
-  &check_name(customer);
+  my $save_AR = $form->{AR};
+  check_name("customer");
   $form->{AR} = $save_AR;
 
   $form->{invtotal} =
     ($form->{taxincluded}) ? $form->{invtotal} : $form->{invtotal} + $totaltax;
 
-  for $i (1 .. $form->{paidaccounts}) {
+  for my $i (1 .. $form->{paidaccounts}) {
     if ($form->parse_amount(\%myconfig, $form->{"paid_$i"})) {
       map {
         $form->{"${_}_$i"} =
@@ -1013,56 +1007,75 @@ sub update {
   $lxdebug->leave_sub();
 }
 
+#
+# ToDO: fix $closedto and $invdate
+#
 sub post_payment {
   $lxdebug->enter_sub();
-  for $i (1 .. $form->{paidaccounts}) {
-    if ($form->{"paid_$i"}) {
-      $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
+
+  $auth->assert('general_ledger');
+
+  $form->{defaultcurrency} = $form->get_default_currency(\%myconfig);
+
+  for my $i (1 .. $form->{paidaccounts}) {
+
+    if ($form->parse_amount(\%myconfig, $form->{"paid_$i"})) {
+      my $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
 
       $form->isblank("datepaid_$i", $locale->text('Payment date missing!'));
 
-      $form->error($locale->text('Cannot post payment for a closed period!'))
-        if ($datepaid <= $closedto);
+#      $form->error($locale->text('Cannot post payment for a closed period!')) if ($datepaid <= $closedto);
 
       if ($form->{currency} ne $form->{defaultcurrency}) {
-        $form->{"exchangerate_$i"} = $form->{exchangerate}
-          if ($invdate == $datepaid);
-        $form->isblank("exchangerate_$i",
-                       $locale->text('Exchangerate for payment missing!'));
+#        $form->{"exchangerate_$i"} = $form->{exchangerate} if ($invdate == $datepaid);
+        $form->isblank("exchangerate_$i", $locale->text('Exchangerate for payment missing!'));
       }
     }
   }
 
   ($form->{AR})      = split /--/, $form->{AR};
   ($form->{AR_paid}) = split /--/, $form->{AR_paid};
-  $form->redirect($locale->text(' Payment posted!'))
-      if (AR->post_payment(\%myconfig, \%$form));
-    $form->error($locale->text('Cannot post payment!'));
-
+  $form->redirect($locale->text('Payment posted!')) if (AR->post_payment(\%myconfig, \%$form));
+  $form->error($locale->text('Cannot post payment!'));
 
   $lxdebug->leave_sub();
 }
 
+sub _post {
+
+  $auth->assert('general_ledger');
+
+  # inline post
+  post(1);
+}
+
 sub post {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
+  my ($inline) = @_;
+
+  my ($datepaid);
+
   # check if there is an invoice number, invoice and due date
   $form->isblank("transdate", $locale->text('Invoice Date missing!'));
   $form->isblank("duedate",   $locale->text('Due Date missing!'));
   $form->isblank("customer",  $locale->text('Customer missing!'));
 
-  $closedto  = $form->datetonum($form->{closedto},  \%myconfig);
-  $transdate = $form->datetonum($form->{transdate}, \%myconfig);
+  my $closedto  = $form->datetonum($form->{closedto},  \%myconfig);
+  my $transdate = $form->datetonum($form->{transdate}, \%myconfig);
+  $form->error($locale->text('Cannot post transaction for a closed period!')) if ($transdate <= $closedto);
 
-  $form->error($locale->text('Cannot post transaction for a closed period!'))
-    if ($transdate <= $closedto);
+  $form->error($locale->text('Zero amount posting!')) 
+    unless grep $_*1, map $form->parse_amount(\%myconfig, $form->{"amount_$_"}), 1..$form->{rowcount};
 
   $form->isblank("exchangerate", $locale->text('Exchangerate missing!'))
     if ($form->{currency} ne $form->{defaultcurrency});
 
   delete($form->{AR});
 
-  for $i (1 .. $form->{paidaccounts}) {
+  for my $i (1 .. $form->{paidaccounts}) {
     if ($form->parse_amount(\%myconfig, $form->{"paid_$i"})) {
       $datepaid = $form->datetonum($form->{"datepaid_$i"}, \%myconfig);
 
@@ -1072,36 +1085,36 @@ sub post {
         if ($datepaid <= $closedto);
 
       if ($form->{currency} ne $form->{defaultcurrency}) {
-        $form->{"exchangerate_$i"} = $form->{exchangerate}
-          if ($transdate == $datepaid);
-        $form->isblank("exchangerate_$i",
-                       $locale->text('Exchangerate for payment missing!'));
+        $form->{"exchangerate_$i"} = $form->{exchangerate} if ($transdate == $datepaid);
+        $form->isblank("exchangerate_$i", $locale->text('Exchangerate for payment missing!'));
       }
     }
   }
 
   # if oldcustomer ne customer redo form
-  ($customer) = split /--/, $form->{customer};
+  my ($customer) = split /--/, $form->{customer};
   if ($form->{oldcustomer} ne "$customer--$form->{customer_id}") {
-    &update;
+    update();
     exit;
   }
 
   $form->{AR}{receivables} = $form->{ARselected};
+  $form->{storno}          = 0;
 
+  $lxdebug->message(0, $form->{amount});
   $form->{id} = 0 if $form->{postasnew};
-  if (AR->post_transaction(\%myconfig, \%$form)) {
-    # saving the history
-    if(!exists $form->{addition} && $form->{id} ne "") {
-      $form->{snumbers} = qq|invnumber_| . $form->{invnumber};
-         $form->{addition} = "POSTED";
-         $form->save_history($form->dbconnect(\%myconfig));
-    }
-    # /saving the history 
-    remove_draft() if $form->{remove_draft};
-    $form->redirect($locale->text('Transaction posted!'));
+  $form->error($locale->text('Cannot post transaction!')) unless AR->post_transaction(\%myconfig, \%$form);
+
+  # saving the history
+  if(!exists $form->{addition} && $form->{id} ne "") {
+    $form->{snumbers} = "invnumber_$form->{invnumber}";
+    $form->{addition} = "POSTED";
+    $form->save_history($form->dbconnect(\%myconfig));
   }
-  $form->error($locale->text('Cannot post transaction!'));
+  # /saving the history 
+  remove_draft() if $form->{remove_draft};
+
+  $form->redirect($locale->text('Transaction posted!')) unless $inline;
 
   $lxdebug->leave_sub();
 }
@@ -1109,6 +1122,8 @@ sub post {
 sub post_as_new {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
   $form->{postasnew} = 1;
   # saving the history
   if(!exists $form->{addition} && $form->{id} ne "") {
@@ -1125,6 +1140,8 @@ sub post_as_new {
 sub use_as_template {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
   map { delete $form->{$_} } qw(printed emailed queued invnumber invdate deliverydate id datepaid_1 source_1 memo_1 paid_1 exchangerate_1 AP_paid_1 storno);
   $form->{paidaccounts} = 1;
   $form->{rowcount}--;
@@ -1137,6 +1154,8 @@ sub use_as_template {
 sub delete {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger');
+
   $form->{title} = $locale->text('Confirm!');
 
   $form->header;
@@ -1149,7 +1168,8 @@ sub delete {
 <form method=post action=$form->{script}>
 |;
 
-  foreach $key (keys %$form) {
+  foreach my $key (keys %$form) {
+    next if (($key eq 'login') || ($key eq 'password') || ('' ne ref $form->{$key}));
     $form->{$key} =~ s/\"/&quot;/g;
     print qq|<input type=hidden name=$key value="$form->{$key}">\n|;
   }
@@ -1174,7 +1194,10 @@ sub delete {
 
 sub yes {
   $lxdebug->enter_sub();
-  if (AR->delete_transaction(\%myconfig, \%$form, $spool)) {
+
+  $auth->assert('general_ledger');
+
+  if (AR->delete_transaction(\%myconfig, \%$form)) {
     # saving the history
     if(!exists $form->{addition}) {
       $form->{snumbers} = qq|invnumber_| . $form->{invnumber};
@@ -1192,6 +1215,11 @@ sub yes {
 sub search {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger | invoice_edit');
+
+  my ($customer, $department);
+  my ($jsscript, $button1, $button2, $onload);
+
   # setup customer selection
   $form->all_vc(\%myconfig, "customer", "AR");
 
@@ -1225,7 +1253,7 @@ sub search {
   $form->{javascript} .= qq|<script type="text/javascript" src="js/common.js"></script>|;
   
   # use JavaScript Calendar or not
-  $form->{jsscript} = $jscalendar;
+  $form->{jsscript} = 1;
   $jsscript = "";
   if ($form->{jsscript}) {
 
@@ -1296,6 +1324,10 @@ sub search {
          <th align=right nowrap>| . $locale->text('Order Number') . qq|</th>
          <td colspan=3><input name=ordnumber size=20></td>
        </tr>
+       <tr>
+         <th align=right nowrap>| . $locale->text('Transaction description') . qq|</th>
+         <td colspan=3><input name=transaction_description size=40></td>
+       </tr>
        <tr>
          <th align=right nowrap>| . $locale->text('Notes') . qq|</th>
          <td colspan=3><input name=notes size=40></td>
@@ -1367,11 +1399,19 @@ sub search {
                <td align=right><input name="l_shipvia" class=checkbox type=checkbox value=Y></td>
                <td nowrap>| . $locale->text('Ship via') . qq|</td>
              </tr>
+             <tr>
+               <td align=right><input name="l_marge_total" class=checkbox type=checkbox value=Y></td><td> |
+    .             $locale->text('Ertrag') . qq|</td>
+               <td align=right><input name="l_marge_percent" class=checkbox type=checkbox value=Y></td><td> |
+    .             $locale->text('Ertrag prozentual') . qq|</td>
+             </tr>
              <tr>
                <td align=right><input name="l_subtotal" class=checkbox type=checkbox value=Y></td>
                <td nowrap>| . $locale->text('Subtotal') . qq|</td>
                <td align=right><input name="l_globalprojectnumber" class=checkbox type=checkbox value=Y></td>
                <td nowrap>| . $locale->text('Project Number') . qq|</td>
+               <td align=right><input name="l_transaction_description" class=checkbox type=checkbox value=Y></td>
+               <td nowrap>| . $locale->text('Transaction description') . qq|</td>
              </tr>
            </table>
          </td>
@@ -1386,10 +1426,6 @@ sub search {
 
 <input type=hidden name=nextsub value=$form->{nextsub}>
 
-<input type=hidden name=path value=$form->{path}>
-<input type=hidden name=login value=$form->{login}>
-<input type=hidden name=password value=$form->{password}>
-
 <br>
 <input class=submit type=submit name=action value="|
     . $locale->text('Continue') . qq|">
@@ -1406,371 +1442,224 @@ $jsscript
   $lxdebug->leave_sub();
 }
 
+sub create_subtotal_row {
+  $lxdebug->enter_sub();
+
+  my ($totals, $columns, $column_alignment, $subtotal_columns, $class) = @_;
+
+  my $row = { map { $_ => { 'data' => '', 'class' => $class, 'align' => $column_alignment->{$_}, } } @{ $columns } };
+
+  map { $row->{$_}->{data} = $form->format_amount(\%myconfig, $totals->{$_}, 2) } @{ $subtotal_columns };
+
+  $row->{tax}->{data} = $form->format_amount(\%myconfig, $totals->{amount} - $totals->{netamount}, 2);
+
+  map { $totals->{$_} = 0 } @{ $subtotal_columns };
+
+  $lxdebug->leave_sub();
+
+  return $row;
+}
+
 sub ar_transactions {
   $lxdebug->enter_sub();
 
+  $auth->assert('general_ledger | invoice_edit');
+
+  my ($callback, $href, @columns);
+
   $form->{customer} = $form->unescape($form->{customer});
   ($form->{customer}, $form->{customer_id}) = split(/--/, $form->{customer});
 
+  $form->{sort} ||= 'transdate';
+
   AR->ar_transactions(\%myconfig, \%$form);
 
-  $callback =
-    "$form->{script}?action=ar_transactions&path=$form->{path}&login=$form->{login}&password=$form->{password}";
-  $href = $callback;
+  $form->{title} = $locale->text('AR Transactions');
+
+  my $report = SL::ReportGenerator->new(\%myconfig, $form);
 
+  @columns =
+    qw(transdate id type invnumber ordnumber name netamount tax amount paid
+       datepaid due duedate transaction_description notes employee shippingpoint shipvia
+       marge_total marge_percent globalprojectnumber);
+
+  my @hidden_variables = map { "l_${_}" } @columns;
+  push @hidden_variables, "l_subtotal", qw(open closed customer invnumber ordnumber transaction_description notes project_id transdatefrom transdateto);
+
+  $href = build_std_url('action=ar_transactions', grep { $form->{$_} } @hidden_variables);
+
+  my %column_defs = (
+    'transdate'               => { 'text' => $locale->text('Date'), },
+    'id'                      => { 'text' => $locale->text('ID'), },
+    'type'                    => { 'text' => $locale->text('Type'), },
+    'invnumber'               => { 'text' => $locale->text('Invoice'), },
+    'ordnumber'               => { 'text' => $locale->text('Order'), },
+    'name'                    => { 'text' => $locale->text('Customer'), },
+    'netamount'               => { 'text' => $locale->text('Amount'), },
+    'tax'                     => { 'text' => $locale->text('Tax'), },
+    'amount'                  => { 'text' => $locale->text('Total'), },
+    'paid'                    => { 'text' => $locale->text('Paid'), },
+    'datepaid'                => { 'text' => $locale->text('Date Paid'), },
+    'due'                     => { 'text' => $locale->text('Amount Due'), },
+    'duedate'                 => { 'text' => $locale->text('Due Date'), },
+    'transaction_description' => { 'text' => $locale->text('Transaction description'), },
+    'notes'                   => { 'text' => $locale->text('Notes'), },
+    'employee'                => { 'text' => $locale->text('Salesperson'), },
+    'shippingpoint'           => { 'text' => $locale->text('Shipping Point'), },
+    'shipvia'                 => { 'text' => $locale->text('Ship via'), },
+    'globalprojectnumber'     => { 'text' => $locale->text('Project Number'), },
+    'marge_total'             => { 'text' => $locale->text('Ertrag'), },
+    'marge_percent'           => { 'text' => $locale->text('Ertrag prozentual'), },
+  );
+
+  foreach my $name (qw(id transdate duedate invnumber ordnumber name datepaid
+                       employee shippingpoint shipvia)) {
+    $column_defs{$name}->{link} = $href . "&sort=$name";
+  }
+
+  my %column_alignment = map { $_ => 'right' } qw(netamount tax amount paid due);
+
+  $form->{"l_type"} = "Y";
+  map { $column_defs{$_}->{visible} = $form->{"l_${_}"} ? 1 : 0 } @columns;
+
+  $report->set_columns(%column_defs);
+  $report->set_column_order(@columns);
+
+  $report->set_export_options('ar_transactions', @hidden_variables);
+
+  $report->set_sort_indicator($form->{sort}, 1);
+
+  my @options;
   if ($form->{customer}) {
-    $callback .= "&customer=" . $form->escape($form->{customer}, 1);
-    $href .= "&customer=" . $form->escape($form->{customer});
-    $option = $locale->text('Customer') . " : $form->{customer}";
+    push @options, $locale->text('Customer') . " : $form->{customer}";
   }
   if ($form->{department}) {
-    $callback .= "&department=" . $form->escape($form->{department}, 1);
-    $href .= "&department=" . $form->escape($form->{department});
-    ($department) = split /--/, $form->{department};
-    $option .= "\n<br>" if ($option);
-    $option .= $locale->text('Department') . " : $department";
+    my ($department) = split /--/, $form->{department};
+    push @options, $locale->text('Department') . " : $department";
   }
   if ($form->{invnumber}) {
-    $callback .= "&invnumber=" . $form->escape($form->{invnumber}, 1);
-    $href .= "&invnumber=" . $form->escape($form->{invnumber});
-    $option .= "\n<br>" if ($option);
-    $option .= $locale->text('Invoice Number') . " : $form->{invnumber}";
+    push @options, $locale->text('Invoice Number') . " : $form->{invnumber}";
   }
   if ($form->{ordnumber}) {
-    $callback .= "&ordnumber=" . $form->escape($form->{ordnumber}, 1);
-    $href .= "&ordnumber=" . $form->escape($form->{ordnumber});
-    $option .= "\n<br>" if ($option);
-    $option .= $locale->text('Order Number') . " : $form->{ordnumber}";
+    push @options, $locale->text('Order Number') . " : $form->{ordnumber}";
   }
   if ($form->{notes}) {
-    $callback .= "&notes=" . $form->escape($form->{notes}, 1);
-    $href .= "&notes=" . $form->escape($form->{notes});
-    $option .= "\n<br>" if $option;
-    $option .= $locale->text('Notes') . " : $form->{notes}";
+    push @options, $locale->text('Notes') . " : $form->{notes}";
+  }
+  if ($form->{transaction_description}) {
+    push @options, $locale->text('Transaction description') . " : $form->{transaction_description}";
   }
-
   if ($form->{transdatefrom}) {
-    $callback .= "&transdatefrom=$form->{transdatefrom}";
-    $href     .= "&transdatefrom=$form->{transdatefrom}";
-    $option   .= "\n<br>" if ($option);
-    $option   .=
-        $locale->text('From') . "&nbsp;"
-      . $locale->date(\%myconfig, $form->{transdatefrom}, 1);
+    push @options, $locale->text('From') . "&nbsp;" . $locale->date(\%myconfig, $form->{transdatefrom}, 1);
   }
   if ($form->{transdateto}) {
-    $callback .= "&transdateto=$form->{transdateto}";
-    $href     .= "&transdateto=$form->{transdateto}";
-    $option   .= "\n<br>" if ($option);
-    $option   .=
-        $locale->text('Bis') . "&nbsp;"
-      . $locale->date(\%myconfig, $form->{transdateto}, 1);
+    push @options, $locale->text('Bis') . "&nbsp;" . $locale->date(\%myconfig, $form->{transdateto}, 1);
   }
   if ($form->{open}) {
-    $callback .= "&open=$form->{open}";
-    $href     .= "&open=$form->{open}";
-    $option   .= "\n<br>" if ($option);
-    $option   .= $locale->text('Open');
+    push @options, $locale->text('Open');
   }
   if ($form->{closed}) {
-    $callback .= "&closed=$form->{closed}";
-    $href     .= "&closed=$form->{closed}";
-    $option   .= "\n<br>" if ($option);
-    $option   .= $locale->text('Closed');
-  }
-  if ($form->{globalproject_id}) {
-    $callback .= "&globalproject_id=" . E($form->{globalproject_id});
-    $href     .= "&globalproject_id=" . E($form->{globalproject_id});
+    push @options, $locale->text('Closed');
   }
 
-  @columns =
-    qw(transdate id type invnumber ordnumber name netamount tax amount paid
-       datepaid due duedate notes employee shippingpoint shipvia
-       globalprojectnumber);
-
-  $form->{"l_type"} = "Y";
-
-  foreach $item (@columns) {
-    if ($form->{"l_$item"} eq "Y") {
-      push @column_index, $item;
-
-      # add column to href and callback
-      $callback .= "&l_$item=Y";
-      $href     .= "&l_$item=Y";
-    }
-  }
+  $report->set_options('top_info_text'        => join("\n", @options),
+                       'raw_bottom_info_text' => $form->parse_html_template('ar/ar_transactions_bottom'),
+                       'output_format'        => 'HTML',
+                       'title'                => $form->{title},
+                       'attachment_basename'  => $locale->text('invoice_list') . strftime('_%Y%m%d', localtime time),
+    );
+  $report->set_options_from_form();
 
-  if ($form->{l_subtotal} eq 'Y') {
-    $callback .= "&l_subtotal=Y";
-    $href     .= "&l_subtotal=Y";
-  }
+  # add sort and escape callback, this one we use for the add sub
+  $form->{callback} = $href .= "&sort=$form->{sort}";
 
-  $column_header{id} =
-      "<th><a class=listheading href=$href&sort=id>"
-    . $locale->text('ID')
-    . "</a></th>";
-  $column_header{transdate} =
-      "<th><a class=listheading href=$href&sort=transdate>"
-    . $locale->text('Date')
-    . "</a></th>";
-  $column_header{duedate} =
-      "<th><a class=listheading href=$href&sort=duedate>"
-    . $locale->text('Due Date')
-    . "</a></th>";
-  $column_header{type} =
-      "<th class=\"listheading\">" . $locale->text('Type') . "</th>";
-  $column_header{invnumber} =
-      "<th><a class=listheading href=$href&sort=invnumber>"
-    . $locale->text('Invoice')
-    . "</a></th>";
-  $column_header{ordnumber} =
-      "<th><a class=listheading href=$href&sort=ordnumber>"
-    . $locale->text('Order')
-    . "</a></th>";
-  $column_header{name} =
-      "<th><a class=listheading href=$href&sort=name>"
-    . $locale->text('Customer')
-    . "</a></th>";
-  $column_header{netamount} =
-    "<th class=listheading>" . $locale->text('Amount') . "</th>";
-  $column_header{tax} =
-    "<th class=listheading>" . $locale->text('Tax') . "</th>";
-  $column_header{amount} =
-    "<th class=listheading>" . $locale->text('Total') . "</th>";
-  $column_header{paid} =
-    "<th class=listheading>" . $locale->text('Paid') . "</th>";
-  $column_header{datepaid} =
-      "<th><a class=listheading href=$href&sort=datepaid>"
-    . $locale->text('Date Paid')
-    . "</a></th>";
-  $column_header{due} =
-    "<th class=listheading>" . $locale->text('Amount Due') . "</th>";
-  $column_header{notes} =
-    "<th class=listheading>" . $locale->text('Notes') . "</th>";
-  $column_header{employee} =
-    "<th><a class=listheading href=$href&sort=employee>"
-    . $locale->text('Salesperson') . "</th>";
-
-  $column_header{shippingpoint} =
-      "<th><a class=listheading href=$href&sort=shippingpoint>"
-    . $locale->text('Shipping Point')
-    . "</a></th>";
-  $column_header{shipvia} =
-      "<th><a class=listheading href=$href&sort=shipvia>"
-    . $locale->text('Ship via')
-    . "</a></th>";
-  $column_header{globalprojectnumber} =
-    qq|<th class="listheading">| . $locale->text('Project Number') . qq|</th>|;
+  # escape callback for href
+  $callback = $form->escape($href);
 
-  $form->{title} = $locale->text('AR Transactions');
+  my @subtotal_columns = qw(netamount amount paid due marge_total marge_percent);
 
-  $form->header;
+  my %totals    = map { $_ => 0 } @subtotal_columns;
+  my %subtotals = map { $_ => 0 } @subtotal_columns;
 
-  print qq|
-<body>
+  my $idx = 0;
 
-<table width=100%>
-  <tr>
-    <th class=listtop>$form->{title}</th>
-  </tr>
-  <tr height="5"></tr>
-  <tr>
-    <td>$option</td>
-  </tr>
-  <tr>
-    <td>
-      <table width=100%>
-       <tr class=listheading>
-|;
+  foreach my $ar (@{ $form->{AR} }) {
+    $ar->{tax} = $ar->{amount} - $ar->{netamount};
+    $ar->{due} = $ar->{amount} - $ar->{paid};
 
-  map { print "\n$column_header{$_}" } @column_index;
+    map { $subtotals{$_} += $ar->{$_};
+          $totals{$_}    += $ar->{$_} } @subtotal_columns;
 
-  print qq|
-       </tr>
-|;
+    $subtotals{marge_percent} = $subtotals{netamount} ? ($subtotals{marge_total} * 100 / $subtotals{netamount}) : 0;
+    $totals{marge_percent}    = $totals{netamount}    ? ($totals{marge_total}    * 100 / $totals{netamount}   ) : 0;
 
-  # add sort and escape callback, this one we use for the add sub
-  $form->{callback} = $callback .= "&sort=$form->{sort}";
+    map { $ar->{$_} = $form->format_amount(\%myconfig, $ar->{$_}, 2) } qw(netamount tax amount paid due marge_total marge_percent);
 
-  # escape callback for href
-  $callback = $form->escape($callback);
+    my $is_storno  = $ar->{storno} && !$ar->{storno_id};
+    my $has_storno = $ar->{storno} && $ar->{storno_id};
 
-  if (@{ $form->{AR} }) {
-    $sameitem = $form->{AR}->[0]->{ $form->{sort} };
-  }
+    $ar->{type} =
+      $has_storno       ? $locale->text("Invoice with Storno (abbreviation)") :
+      $is_storno        ? $locale->text("Storno (one letter abbreviation)") :
+      $ar->{amount} < 0 ? $locale->text("Credit note (one letter abbreviation)") :
+      $ar->{invoice}    ? $locale->text("Invoice (one letter abbreviation)") :
+                          $locale->text("AR Transaction (abbreviation)");
 
-  # sums and tax on reports by Antonio Gallardo
-  #
-  foreach $ar (@{ $form->{AR} }) {
+    my $row = { };
 
-    if ($form->{l_subtotal} eq 'Y') {
-      if ($sameitem ne $ar->{ $form->{sort} }) {
-        &ar_subtotal;
-      }
+    foreach my $column (@columns) {
+      $row->{$column} = {
+        'data'  => $ar->{$column},
+        'align' => $column_alignment{$column},
+      };
     }
 
-    $column_data{netamount} =
-        "<td align=right>"
-      . $form->format_amount(\%myconfig, $ar->{netamount}, 2, "&nbsp;")
-      . "</td>";
-    $column_data{tax} = "<td align=right>"
-      . $form->format_amount(\%myconfig, $ar->{amount} - $ar->{netamount},
-                             2, "&nbsp;")
-      . "</td>";
-    $column_data{amount} =
-      "<td align=right>"
-      . $form->format_amount(\%myconfig, $ar->{amount}, 2, "&nbsp;") . "</td>";
-    $column_data{paid} =
-      "<td align=right>"
-      . $form->format_amount(\%myconfig, $ar->{paid}, 2, "&nbsp;") . "</td>";
-    $column_data{due} = "<td align=right>"
-      . $form->format_amount(\%myconfig, $ar->{amount} - $ar->{paid},
-                             2, "&nbsp;")
-      . "</td>";
-
-    $subtotalnetamount += $ar->{netamount};
-    $subtotalamount    += $ar->{amount};
-    $subtotalpaid      += $ar->{paid};
-    $subtotaldue       += $ar->{amount} - $ar->{paid};
-
-    $totalnetamount += $ar->{netamount};
-    $totalamount    += $ar->{amount};
-    $totalpaid      += $ar->{paid};
-    $totaldue       += ($ar->{amount} - $ar->{paid});
-
-    $column_data{transdate} = "<td>$ar->{transdate}&nbsp;</td>";
-    $column_data{id}        = "<td>$ar->{id}</td>";
-    $column_data{datepaid}  = "<td>$ar->{datepaid}&nbsp;</td>";
-    $column_data{duedate}   = "<td>$ar->{duedate}&nbsp;</td>";
-
-    $module = ($ar->{invoice}) ? "is.pl" : $form->{script};
-
-    $column_data{invnumber} =
-      "<td><a href=$module?action=edit&id=$ar->{id}&path=$form->{path}&login=$form->{login}&password=$form->{password}&callback=$callback>$ar->{invnumber}</a></td>";
-    $column_data{type} = "<td>" .
-      ($ar->{storno} ? $locale->text("Storno (one letter abbreviation)") :
-       $ar->{amount} < 0 ?
-       $locale->text("Credit note (one letter abbreviation)") :
-       $locale->text("Invoice (one letter abbreviation)")) . "</td>";
-    $column_data{ordnumber} = "<td>$ar->{ordnumber}&nbsp;</td>";
-    $column_data{name}      = "<td>$ar->{name}</td>";
-    $ar->{notes} =~ s/\r\n/<br>/g;
-    $column_data{notes}         = "<td>$ar->{notes}&nbsp;</td>";
-    $column_data{shippingpoint} = "<td>$ar->{shippingpoint}&nbsp;</td>";
-    $column_data{shipvia}       = "<td>$ar->{shipvia}&nbsp;</td>";
-    $column_data{employee}      = "<td>$ar->{employee}&nbsp;</td>";
-    $column_data{globalprojectnumber}  =
-      "<td>" . H($ar->{globalprojectnumber}) . "</td>";
-
-    $i++;
-    $i %= 2;
-    print "
-        <tr class=listrow$i>
-";
+    $row->{invnumber}->{link} = build_std_url("script=" . ($ar->{invoice} ? 'is.pl' : 'ar.pl'), 'action=edit')
+      . "&id=" . E($ar->{id}) . "&callback=${callback}";
 
-    map { print "\n$column_data{$_}" } @column_index;
+    my $row_set = [ $row ];
 
-    print qq|
-        </tr>
-|;
+    if (($form->{l_subtotal} eq 'Y')
+        && (($idx == (scalar @{ $form->{AR} } - 1))
+            || ($ar->{ $form->{sort} } ne $form->{AR}->[$idx + 1]->{ $form->{sort} }))) {
+      push @{ $row_set }, create_subtotal_row(\%subtotals, \@columns, \%column_alignment, \@subtotal_columns, 'listsubtotal');
+    }
 
-  }
+    $report->add_data($row_set);
 
-  if ($form->{l_subtotal} eq 'Y') {
-    &ar_subtotal;
+    $idx++;
   }
 
-  # print totals
-  print qq|
-        <tr class=listtotal>
-|;
+  $report->add_separator();
+  $report->add_data(create_subtotal_row(\%totals, \@columns, \%column_alignment, \@subtotal_columns, 'listtotal'));
 
-  map { $column_data{$_} = "<td>&nbsp;</td>" } @column_index;
-
-  $column_data{netamount} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalnetamount, 2, "&nbsp;") . "</th>";
-  $column_data{tax} = "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalamount - $totalnetamount,
-                           2, "&nbsp;")
-    . "</th>";
-  $column_data{amount} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalamount, 2, "&nbsp;") . "</th>";
-  $column_data{paid} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totalpaid, 2, "&nbsp;") . "</th>";
-  $column_data{due} =
-    "<th class=listtotal align=right>"
-    . $form->format_amount(\%myconfig, $totaldue, 2, "&nbsp;") . "</th>";
-
-  map { print "\n$column_data{$_}" } @column_index;
-
-  print qq|
-       </tr>
-      </table>
-    </td>
-  </tr>
-  <tr>
-    <td><hr size=3 noshade></td>
-  </tr>
-</table>
-
-<br>
-<form method=post action=$form->{script}>
-
-<input name=callback type=hidden value="$form->{callback}">
-
-<input type=hidden name=path value=$form->{path}>
-<input type=hidden name=login value=$form->{login}>
-<input type=hidden name=password value=$form->{password}>
-
-<input class=submit type=submit name=action value="|
-    . $locale->text('AR Transaction') . qq|">
-<input class=submit type=submit name=action value="|
-    . $locale->text('Sales Invoice') . qq|">
-
-</form>
-
-</body>
-</html>
-|;
+  $report->generate_with_headers();
 
   $lxdebug->leave_sub();
 }
 
-sub ar_subtotal {
+sub storno {
   $lxdebug->enter_sub();
 
-  map { $column_data{$_} = "<td>&nbsp;</td>" } @column_index;
-
-  $column_data{tax} = "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotalamount - $subtotalnetamount,
-                           2, "&nbsp;")
-    . "</th>";
-  $column_data{amount} =
-    "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotalamount, 2, "&nbsp;") . "</th>";
-  $column_data{paid} =
-    "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotalpaid, 2, "&nbsp;") . "</th>";
-  $column_data{due} =
-    "<th class=listsubtotal align=right>"
-    . $form->format_amount(\%myconfig, $subtotaldue, 2, "&nbsp;") . "</th>";
-
-  $subtotalnetamount = 0;
-  $subtotalamount    = 0;
-  $subtotalpaid      = 0;
-  $subtotaldue       = 0;
+  $auth->assert('general_ledger');
 
-  $sameitem = $ar->{ $form->{sort} };
+  # don't cancel cancelled transactions
+  if (IS->has_storno(\%myconfig, $form, 'ar')) {
+    $form->{title} = $locale->text("Cancel Accounts Receivables Transaction");
+    $form->error($locale->text("Transaction has already been cancelled!"));
+  }
 
-  print "<tr class=listsubtotal>";
+  AR->storno($form, \%myconfig, $form->{id});
 
-  map { print "\n$column_data{$_}" } @column_index;
+  # saving the history
+  if(!exists $form->{addition} && $form->{id} ne "") {
+    $form->{snumbers} = "ordnumber_$form->{ordnumber}";
+    $form->{addition} = "STORNO";
+    $form->save_history($form->dbconnect(\%myconfig));
+  }
+  # /saving the history 
 
-  print "
-</tr>
-";
+  $form->redirect(sprintf $locale->text("Transaction %d cancelled."), $form->{storno_id}); 
 
   $lxdebug->leave_sub();
 }